views/session.erb
<div id="countdown"></div>
<div id="controls">
<label for="timer">
<input id="minutes" name="minutes" type="number" value="25" min="0" step="5"/>
Minutes
</label>
<br />
<button id="toggle">Start</button>
</div>
<% content_for :javascripts do %>
<script>
Pomodoro = {
applicationName: "Pomodoro Timer",
session: {
name: "<%= session.name %>"
}
}
</script>
<%= js :application %>
<% end %>